#688EF6#688EF6

#688EF6 is a light, vivid blue. Relative luminance 0.289; OKLCH L 66.7% C 0.160 H 266.9°. Best body text is #000000 at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#688EF6
RGB	rgb(104, 142, 246)
HSL	hsl(224, 89%, 69%)
HSV	hsv(224, 58%, 96%)
CMYK	cmyk(57.7%, 42.3%, 0%, 3.5%)
CIE-LAB	lab(60.73, 17.15, -56.15)
CIE-LCH	lch(60.73, 58.71, 286.98°)
OKLab	oklab(66.75% -0.0085 -0.1598)
OKLCH	oklch(66.75% 0.16 266.9)
XYZ	xyz(32.0108, 28.9403, 91.0701)
Luminance	0.2894 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688EF6 #F6D068

analogous

#68D5F6 #688EF6 #8968F6

triadic

#688EF6 #F6688E #8EF668

tetradic

#688EF6 #F668D5 #F6D068 #68F689

square

#688EF6 #F668D5 #F6D068 #68F689

split-complementary

#688EF6 #F68968 #D5F668

monochromatic

#0D43D7 #2E63F3 #688EF6 #A2B9F9 #DCE4FD

Accessibility & contrast

On white

3.09

#688EF6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.79

#688EF6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688EF6

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688EF6	#FFFFFF	#000000	##000000
##688EF6	1.00	3.09	6.79	6.79
#FFFFFF	3.09	1.00	21.00	21.00
#000000	6.79	21.00	1.00	1.00
##000000	6.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6099FA

Deuteranopia (green-blind)

#4D8DF4

Tritanopia (blue-blind)

#00A5B6

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #688ef6;
/* rgb */ color: rgb(104, 142, 246);
/* oklch */ color: oklch(66.7% 0.160 266.9);

Tailwind

colors: {
  custom: {
    50: '#9daefa',
    500: '#688ef6',
    950: '#000000',
  },
}

SCSS

$custom: #688ef6;
$custom-light: #9daefa;
$custom-dark: #000000;

JSON

{
  "hex": "#688ef6",
  "rgb": {
    "r": 104,
    "g": 142,
    "b": 246
  },
  "hsl": {
    "h": 223.944,
    "s": 88.75,
    "l": 68.627
  },
  "oklch": {
    "l": 0.66745,
    "c": 0.16003,
    "h": 266.9
  },
  "luminance": 0.28943
}

Semantic roles & 50–950 ramp

primary

#688EF6

secondary

#F2E7C8

accent

#A800E5

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #688EF6

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →